—A B B M E A S U R E M E N T & A N A LY T I C S | I N S T R U C T I O N M A N U A L | I M/9 4 0 8 R E V. K9408 seriesDissolved oxygen systemsMeasurement made easyIntroductionThe 9408 Series dissolved oxygen system comprisesa flat-ended sensor mounted into a relatively largediameter spherical flotation collar. This form ofconstruction presents to the sample a surface onwhich it is difficult for rags and other large solids tolodge. For more demanding applications, on-linecleaning is available using the water wash option.—9408 seriesDissolved oxygensystems